What virus was used to vaccinate soldiers against smallpox during the Civil War?
Tag: history
Wasp Nests Help Date Aboriginal Art – Scientific American
By radiocarbon-dating the remains of mud wasp nests on ancient Aboriginal paintings in rock shelters in Western Australia, scientists were able to pinpoint when the art was created.
Industrial Revolution Pollution Found in Himalayan Glacier – Scientific American
The Industrial Revolution didn’t just pollute the cities where coal-powered mechanization took off a little more than 200 years ago. It also left its mark on the Himalayas, more than 6,000 miles away.
Sign Languages Display Distinct Ancestries – Scientific American
Linguists studied the evolution and dispersal of sign languages using tools from evolutionary biology.
Susanne Clara Bard 